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ARDSLEY ADVISORY PARTNERS LP: RUN position timeline

Available 13F reports, 13D and 13G stakes and each Form 3, 4 and 5 line of ARDSLEY ADVISORY PARTNERS LP on RUN, newest first. How the timeline and the estimate are built.

ARDSLEY ADVISORY PARTNERS LP held 1,600,000 RUN shares at 2026-06-30 per its 13F-HR filed 2026-07-13.

the latest 13F is the newest step

  1. period ended2026-06-30
    13F 1,600,000 shares
    Change vs previous 13F +465,000 shares

    2.32% of the 13F portfolio, value $21,408,000.

    13F-HR 0001172661-26-002590 filed by ARDSLEY ADVISORY PARTNERS LP
    Filed (acceptance time not in the bulk data set), ingested

    Acceptance time not in the bulk data set (spec §4.2).

  2. period ended2026-03-31
    13F 1,135,000 shares
    Change vs previous 13F -345,000 shares

    2.34% of the 13F portfolio, value $15,390,600.

    13F-HR 0001172661-26-002039 filed by ARDSLEY ADVISORY PARTNERS LP
    Filed (acceptance time not in the bulk data set), ingested

    Acceptance time not in the bulk data set (spec §4.2).

  3. period ended2025-12-31
    13F 1,480,000 shares
    Change vs previous 13F -120,000 shares

    3.47% of the 13F portfolio, value $27,232,000.

    13F-HR 0001172661-26-000864 filed by ARDSLEY ADVISORY PARTNERS LP
    Filed (acceptance time not in the bulk data set), ingested

    Acceptance time not in the bulk data set (spec §4.2).

  4. period ended2025-09-30
    13F 1,600,000 shares
    Change vs previous 13F +1,290,000 shares

    4.24% of the 13F portfolio, value $27,664,000.

    13F-HR 0001172661-25-004897 filed by ARDSLEY ADVISORY PARTNERS LP
    Filed (acceptance time not in the bulk data set), ingested

    Acceptance time not in the bulk data set (spec §4.2).

  5. period ended2025-06-30
    13F 310,000 shares
    Change vs previous 13F -1,280,000 shares

    0.41% of the 13F portfolio, value $2,535,800.

    13F-HR 0001172661-25-003308 filed by ARDSLEY ADVISORY PARTNERS LP
    Filed (acceptance time not in the bulk data set), ingested

    Acceptance time not in the bulk data set (spec §4.2).

  6. period ended2025-03-31
    13F 1,590,000 shares
    Change vs previous 13F +645,000 shares

    2.16% of the 13F portfolio, value $9,317,400.

    13F-HR 0001172661-25-002033 filed by ARDSLEY ADVISORY PARTNERS LP
    Filed (acceptance time not in the bulk data set), ingested

    Acceptance time not in the bulk data set (spec §4.2).

  7. period ended2024-12-31
    13F 945,000 shares
    Change vs previous 13F -175,000 shares

    1.69% of the 13F portfolio, value $8,741,250.

    13F-HR 0001172661-25-000980 filed by ARDSLEY ADVISORY PARTNERS LP
    Filed (acceptance time not in the bulk data set), ingested

    Acceptance time not in the bulk data set (spec §4.2).

  8. period ended2024-09-30
    13F 1,120,000 shares
    Change vs previous 13F not available

    3.83% of the 13F portfolio, value $20,227,200.

    13F-HR 0001172661-24-004816 filed by ARDSLEY ADVISORY PARTNERS LP
    Filed (acceptance time not in the bulk data set), ingested

    Acceptance time not in the bulk data set (spec §4.2).